20341020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2549}}^1$

素因数の和:2587

約数の個数: 96

約数和(自身を含む): 68544000

約数和(自身を除く): 48202980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2549, 2660, 3990, 5098, 7647, 7980, 10196, 12745, 15294, 17843, 25490, 30588, 35686, 38235, 48431, 50980, 53529, 71372, 76470, 89215, 96862, 107058, 145293, 152940, 178430, 193724, 214116, 242155, 267645, 290586, 339017, 356860, 484310, 535290, 581172, 678034, 726465, 968620, 1017051, 1070580, 1356068, 1452930, 1695085, 2034102, 2905860, 3390170, 4068204, 5085255, 6780340, 10170510, 20341020]

約数ペア:

[(1, 20341020), (2, 10170510), (3, 6780340), (4, 5085255), (5, 4068204), (6, 3390170), (7, 2905860), (10, 2034102), (12, 1695085), (14, 1452930), (15, 1356068), (19, 1070580), (20, 1017051), (21, 968620), (28, 726465), (30, 678034), (35, 581172), (38, 535290), (42, 484310), (57, 356860), (60, 339017), (70, 290586), (76, 267645), (84, 242155), (95, 214116), (105, 193724), (114, 178430), (133, 152940), (140, 145293), (190, 107058), (210, 96862), (228, 89215), (266, 76470), (285, 71372), (380, 53529), (399, 50980), (420, 48431), (532, 38235), (570, 35686), (665, 30588), (798, 25490), (1140, 17843), (1330, 15294), (1596, 12745), (1995, 10196), (2549, 7980), (2660, 7647), (3990, 5098)]